Sorry i'm not sure on that, there must be a phone number for the post office and give them the ref. number so they can check. I also recall someone on here sent a direct message over twitter to the post office and they found out that way.Didnt ask if my postal order had been cashed, i thought they would have done that when they scanned it onto the system. Is there any other way to find out if my postal order has been cashed?
As you say with your info being scanned on the system it should of been cashed or in the process of
I know everyone's timescale is different because the DVLA aren't predictable but it could be another couple of weeks until you hear anything about booking a medical